10011112120843 has 2 divisors, whose sum is σ = 10011112120844. Its totient is φ = 10011112120842.

The previous prime is 10011112120813. The next prime is 10011112120847. The reversal of 10011112120843 is 34802121111001.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (34802121111001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10011112120843 - 2¹⁷ = 10011111989771 is a prime.

It is not a weakly prime, because it can be changed into another prime (10011112120847) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5005556060421 + 5005556060422.

It is an arithmetic number, because the mean of its divisors is an integer number (5005556060422).

Almost surely, 2^{10011112120843} is an apocalyptic number.

10011112120843 is a deficient number, since it is larger than the sum of its proper divisors (1).

10011112120843 is an equidigital number, since it uses as much as digits as its factorization.

10011112120843 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 384, while the sum is 25.

Adding to 10011112120843 its reverse (34802121111001), we get a palindrome (44813233231844).

The spelling of 10011112120843 in words is "ten trillion, eleven billion, one hundred twelve million, one hundred twenty thousand, eight hundred forty-three".